专业英语常用词.doc

电气工程常用专业英语词汇表电气工程常用专业英语词汇表4电路基础ideal voltage (current) source理想电压(流)源volt-ampere characteristic伏安特性 potential difference电位差reference potential参考电位 resistance电阻 capacitance电容inductance电感 reactance电抗inductive(capacitive) reactance感(容)抗 impedance阻抗equivalent circuit等效电路Ohms law欧姆定律 Kirchhoffs law基尔霍夫定律 Kirchhoffs voltage law（KVL）基尔霍夫电压定律 Kirchhoffs current law（KCL）基尔霍夫电流定律 Thevenins theorem戴维宁定理 Nortons theorem诺顿定理 branch支路 node结点 loop回路 mesh网孔 open circuit开路（断路）short circuit短路branch current analysis支路电流法 mesh current analysis网孔电流法 ode voltage analysis结点电位法 nsuperposition theorem叠加原理 passive(active) two-terminal network无(有)源二端网络 root mean square (RMS)均方根值effective value有效值 instantaneous value瞬时值 ampere安培volt伏特Hertz赫兹 reactive power无功功率active power有功功率transfer function传递函数 apparent power视在功率power-factor compensation功率因数补偿 series (parallel) resonance串(并)联谐振amplitude(phase)-frequency response characteristic幅(相)频特性figure of merit品质因素pass-band通频带 bandwidth (BW)带宽first(second)-order filter一(二)阶滤波器 low(high)-pass filter低(高)通滤波器 band-pass(stop) filter带通(阻)滤波器 transfer function转移函数Bode diagram波特图 Fourier series傅立叶级数 three-phase circuit三相电路 cutoff frequency截止频率 FFT (Fast Fourier Transform)快速傅立叶变换state variable状态变量电机generation发电transmission输电distribution配电coil线圈core铁心winding绕组electrical machine电机generator发电机motor电动机stator (rotor)定子(转子)armature电枢brush电刷commutator换向器salient-pole凸极slip ring滑环induction motor感应电动机magnetic flux磁通asynchronous machine异步电机synchronous generator同步发电机eddy current 涡流EMF（electromotive force）电动势counter EMF反电势torque转矩excitation励磁prime mover原动机rectifier整流器leakage flux漏磁通demagnetization退磁，去磁short-circuit ratio短路比converter (inverter)换流器（逆变器）synchronous condenser同步调相机magnetization curve磁化曲线separately exciting他励compounded excited复励self-exciting自励series(shunt)-wound 串(并)励bearing轴承高电压Extra-high voltage (EHV)超高压Ultra-high voltage (UHV)特高压insulation绝缘overvoltage过电压lightning arrester避雷器metal oxide arrester MOA氧化锌避雷器Insulator绝缘子circuit breaker CB断路器vacuum circuit breaker真空断路器earth(ground) wire接地线grading ring均压环aging老化arc discharge电弧放电breakdown（电）击穿Dielectric电介质,绝缘体corona电晕dielectric constant介质常数dielectric loss介质损耗divider ratio分压器分压比electric field电场field strength场强field stress电场力field distortion场畸变field gradient场梯度flashover闪络gaseous (solid ,liquid) insulation 气(固，液)体绝缘space charge空间电荷shielding屏蔽routing testing常规试验rating of equipment设备额定值polarity effect极性效应non-destructive testing非破坏性试验partial discharge局部放电impulse current冲击电流impulse flashover冲击闪络uniform field均匀场inhomogenous field不均匀场insulation coordination绝缘配合internal discharge内部放电lightning stroke雷电波non-uniform field不均匀场streamer breakdown流注击穿short circuit testing短路试验space charge空间电荷surface breakdown表面击穿sustained discharge自持放电switching overvoltage操作过电压lightning overvoltage雷电过电压withstand voltage耐受电压wave front(tail)波头（尾）Schering bridge西林电桥point plane gap针板间隙composite insulator合成绝缘子recovery voltage恢复电压restriking电弧重燃rated voltage(current)额定电压(电流)oil-impregnated paper油浸纸绝缘XLPE(Cross Linked Polyethylene )交联聚乙烯（电缆）volt-time characteristics幅秒特性partial discharge局部放电switchgear开关装置temporary overvoltages暂态过电压peak voltmeter峰值电压表cascade transformer串级变压器coupling capacitor耦合电容test object被试品detection impedance检测阻抗Dissolved Gas Analysis (DGA)溶解气体分析 voltage divider分压器regulator调压器electrostatic voltmeter静电电压表impulse current (voltage) generator冲击电流(压)发生器online monitoring在线监测preventive test预防性试验test object被试品电力电子operation amplifier运算放大器active (passive )filter有(无)源滤波器Uninterruptible Power Supply不间断电源analytical解析的numerical数字的frequency-domain频域time-domain时域operation amplifier运算放大器amplitude modulation (AM)调幅frequency modulation (FM)调频integrated circuit (IC)集成电路semiconductor半导体diode二极管thyristor晶闸管transistor 晶体管triac双向可控硅silicon 硅crystal晶体anode阳极cathode阴极collector集电极emitter发射极capability容量horseppower马力modulation调制demodulation解调analog electronics模拟电子学digital electronics数字电子学analog to digital conversion (ADC)模数转换oscilloscope示波器invertering (uninvertering)amplifier反(同)相放大器feedback反馈feedforward前馈open (closed) loop开(闭)环signal to noise ratio (SNR)信噪比transistor to transistor logic (TTL)晶体管-晶体管逻辑light emitting diode (LED)发光二极管变电站，输电线路，电力系统power supply 电源power system电网voltage电压 current电流 alternating current ( AC)交流direct current (DC)直流transformer变压器power transformer电力变压器step-up(down) transformer升(降)压变压器bushing套管high voltage高压low voltage低压middle voltage中压no-load loss空载损耗neutral point中性点iron loss铁损copper loss铜损turn (turn ratio)匝（匝比，变比）tap分接头outgoing (incoming) line出（进）线power transmission system输电系统transmission line输电线 phase-to-phase (line) voltage线电压phase voltage相电压substation变电站bus bar母线potential transformer PT电压互感器current transformer CT电流互感器disconnect switch隔离开关earthing switch接地开关rogowski coil罗可夫斯基线圈oscilloscope示波器surge impedance波阻抗grounding capacitance对地电容arc suppression coil消弧线圈power factor功率因数steel-reinforced aluminum conductor钢芯铝绞线radio interference无线干扰primary(backup) relaying主(后备)继电保护protective relaying继电保护skin effect集肤效应series (shunt) compensation串（并）联补偿tidal current潮流blackout断电、停电 margin裕度fault故障 three phase fault三相故障surge冲击damping阻尼 Load shedding甩负荷voltage grade电压等级positive sequence impedance正序阻抗negative sequence impedance负序阻抗zero sequence impedance零序阻抗phase lead(lag)相位超前（滞后）Shunt reactor并联电抗器neutral line中线 transient state暂态steady state稳态Phase displacement (shift)相移symmetrical three-phase source（load）对称三相电源(负载)three-phase three(four)-wire system三相三(四)线制 star connection(Y-connection)星形连接 triangular connection(D- connection ,delta connection)三角形连接 zero sequence current零序电流underground cable地下电缆capacity容量subnet子网primary (secondary)winding一次(二次)线圈，原(副)边servomechanism伺服系统oscillatory摆动的nameplate铭牌harmonic谐波damped阻尼的conductor导线overhead line架空线transmission line传输线其他Electrical Machinery电机学Automatic Control Theory自动控制理论 Electromagnetic Field电磁场 Principle of Microcomputer微机原理 Electrotechnics电工学Principle of circuits 电路原理Steady-State Analysis of Power System电力系统稳态分析 Transient-State Analysis of Power System电力系统暂态分析 Principle of Electrical Systems Relay Protection电力系统继电保护原理 Protection Principle of Power System s Element电力系统元件保护原理Basic fundamentals of power electronics电力电子基础Analogue Electronic Technique模拟电子技术Digital Electrical Technique数字电子技术 High voltage engineering高